ADF4106BRU - 6 GHz Integer-N PLL | Analog Devices | RF
料号： ADF4106BRU ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $3.51 | $3.51 |
| 10 | $0 | $0.00 |
| 100 | $0 | $0.00 |
| 500 | $0 | $0.00 |
| 1,000 | $0 | $0.00 |
ADF4106BRU 概述
An integer-N PLL is a clock-and-timing feedback circuit used to generate an RF output locked to a stable reference frequency. Its phase-frequency detector compares the divided feedback signal with the reference, while the charge pump, loop filter, voltage-controlled oscillator, prescaler, and programmable counters close the feedback loop. Within the broader hierarchy, the ADF4106 belongs to frequency synthesizers, clock generators, phase-locked loops, and clock-and-timing integrated circuits used in wireless RF signal chains.
The ADF4106 provides a 6.0 GHz bandwidth and is intended for local-oscillator generation in wireless receiver and transmitter up-conversion and down-conversion sections. Its architecture includes a low-noise digital phase-frequency detector, precision charge pump, programmable reference divider, programmable A and B counters, and a programmable dual-modulus prescaler. Additional programming controls include selectable charge-pump currents and an adjustable anti-backlash pulse width.
The separate VP charge-pump supply allows an extended tuning-voltage range when supported by the surrounding voltage-controlled oscillator and loop-filter design. A 3-wire serial interface configures the frequency plan and operating parameters. This architecture is appropriate when integer division relationships are acceptable and predictable channel spacing, programmable counters, and flexible prescaler selection are more important than fractional-N synthesis.
Typical uses include wireless receiver local oscillators, transmitter up-converters and down-converters, RF measurement equipment, instrumentation, and other RF communications systems targeting frequencies below 6 GHz. The verified distributor listing identifies the ADF4106BRU as a clock/frequency synthesizer IC with one channel and a 16-TSSOP package.
Layout quality directly affects PLL behavior. Keep the reference and RF paths compact and impedance-controlled, place loop-filter components close to the charge-pump and VCO interface, and provide adequate ground-plane continuity. Confirm lock range, reference-divider limits, prescaler values, counter limits, and VCO tuning voltage against the manufacturer datasheet before production release.
This product page combines the verified 6 GHz and package information, official Analog Devices documentation, distributor sourcing data, and practical RF design guidance. It also distinguishes true pin-compatible replacements from parts that are only functionally similar, helping engineers avoid invalid drop-in substitutions.
直接替换替代料： ADF4106BRU ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
快速对比工具——选择替代料号进行并排对比：
ADF4106BRU-REEL
✅ 直接替换📋 参考替代料（不在目录中）
ADF4106BRUZ
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
ADF4106BRU 规格参数
| Product Type | Integer-N PLL frequency synthesizer |
| Maximum Synthesizer Frequency | 6.0 GHz |
| Minimum Reference Input Frequency | 20 MHz |
| Number of Circuits | 1 |
| Architecture | Integer-N |
| Power-Supply Voltage | 3.3 V |
| Charge-Pump Supply | Separate VP supply |
| Prescaler | Programmable dual-modulus P/(P+1) |
| Reference Divider | Programmable |
| A Counter | 6-bit programmable counter |
| B Counter | Programmable counter |
| Charge-Pump Current | Programmable |
| Anti-Backlash Pulse Width | Programmable |
| Serial Interface | 3-wire serial interface |
| 封装 | 16-pin TSSOP, 0.173 inch / 4.40 mm width |
| 安装类型 | Surface mount |
| RoHS 状态 | unknown |
| REACH Status | unknown |
| AEC-Q100 Qualification | not_applicable |
ADF4106BRU 16-pin tssop, 0.173 inch / 4.40 mm width 引脚配置指南
ADF4106BRU（16-pin tssop, 0.173 inch / 4.40 mm width 封装）的引脚配置。 引脚编号、功能和连接图在制造商数据手册中定义。请参阅该手册以了解确切的封装尺寸和焊接指南。
暂无详细引脚数据： ADF4106BRU.
请参阅 数据手册 以查看完整引脚配置。
典型应用
ADF4106BRU 适用于 7 应用s: Wireless Receiver Local Oscillator, Wireless Transmitter Up-Converter, Receiver Down-Converter LO, RF Test and Measurement Instrument, RF Communications Modulator, Frequency-Hop Communication System, Industrial RF Control Platform.
Wireless Receiver Local Oscillator
The ADF4106BRU fits a wireless receiver local-oscillator loop because its 6.0 GHz bandwidth, programmable dual-modulus prescaler, and programmable A and B counters support integer-N channel planning. The 20 MHz minimum reference input and 3-wire serial interface allow the synthesizer to be configured alongside receiver RF and baseband hardware. The external VCO and loop-filter design must provide adequate tuning range and phase margin for every required channel. Because the ADF4106 is integer-N, the reference and divider relationship must permit each target LO frequency without unacceptable fractional spacing constraints.
推荐
Wireless Transmitter Up-Converter
The ADF4106BRU can generate a programmable LO for wireless transmitter up-conversion stages operating within its 6.0 GHz range. Programmable reference division, prescaler selection, charge-pump current, and anti-backlash pulse width provide tuning controls for optimizing the phase-locked loop. Keep the RF output path impedance-controlled and isolate the synthesizer from high-power PA coupling. Validate output power, spur and phase-noise requirements, VCO sensitivity, and channel-hop timing across the complete transmitter operating range.
推荐
Receiver Down-Converter LO
The ADF4106BRU is applicable to receiver down-converter local oscillators because Analog Devices identifies wireless receivers as a target application. Its one-channel architecture supports a dedicated LO path, while the programmable prescaler and counters permit integer-N frequency plans up to the verified 6.0 GHz limit. The loop design should account for VCO gain variation, reference phase noise, charge-pump mismatch, and integer-N spur behavior. Verify required IF, image rejection, and mixer drive using the complete RF simulation before hardware release.
推荐
RF Test and Measurement Instrument
The ADF4106BRU can serve as the RF synthesizer element in instrumentation that requires a programmable local oscillator through 6.0 GHz. The 3-wire serial interface simplifies controlled frequency setup, while programmable charge-pump current and anti-backlash pulse width support loop optimization. A measurement instrument must also provide low-phase-noise references and calibrated RF paths. Evaluate reference-divider values, VCO calibration range, settling time, spur levels, and output amplitude across the instrument operating band before using the device in production equipment.
推荐
RF Communications Modulator
The ADF4106BRU supports RF communications systems that generate a stable local oscillator for modulation or demodulation blocks. Its low-noise digital phase-frequency detector and precision charge pump are central to closing the feedback loop, while the programmable reference and feedback counters determine available frequencies. The integer-N architecture is especially practical when the channel plan and reference clock yield exact divider ratios. Confirm phase-noise performance, lock-state behavior, tuning-voltage limits, and output isolation in the intended transmitter and receiver modules.
推荐
Frequency-Hop Communication System
The ADF4106BRU is suitable for frequency-hop systems whose integer-N LO frequencies can be reached through valid reference, prescaler, A-counter, and B-counter combinations. The serial interface allows a controller to change channel settings, while programmable charge-pump current and anti-backlash width help tune lock behavior for the selected loop filter. Hop-time verification must include serial-write latency, VCO settling, loop reacquisition, and channel-dependent phase noise. A precomputed frequency-plan table helps reject invalid divisor combinations before operation.
推荐
Industrial RF Control Platform
The ADF4106BRU can serve as a programmable RF source within industrial wireless-control equipment operating below 6.0 GHz. The 3.3 V device supply and separate charge-pump supply support partitioned power architecture, while the one-channel synthesizer reduces circuit complexity when only one LO is required. Industrial environments make grounding, isolation, temperature verification, and stable reference design especially important. Validate conducted and radiated emissions, immunity, lock across temperature, and fault behavior before deploying the synthesizer as a production RF source.
推荐
推荐产品汇总
工程参考数据： ADF4106BRU ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | ADF4106BRU-REEL | ADF4106BRUZ |
|---|---|---|---|
| Brand | Analog Devices | Analog Devices | Analog Devices |
| Package | 16-TSSOP | 16-TSSOP | 16-TSSOP |
| Product Type | Integer-N PLL frequency synthesizer | Integer-N PLL frequency synthesizer | Integer-N PLL frequency synthesizer |
| Maximum Frequency | 6.0 GHz | 6.0 GHz | 6.0 GHz |
| Minimum Reference Frequency | 20 MHz | 20 MHz | 20 MHz |
| Supply Voltage | 3.3 V | 3.3 V | 3.3 V |
| Number of Circuits | 1 | 1 | 1 |
| Serial Interface | 3-wire serial interface | 3-wire serial interface | 3-wire serial interface |
关键差异点
- Verified 6 GHz production-family positioning （对比 ADF4156BRUZ)
- Separate charge-pump supply for extended tuning range （对比 ADF4110BRU)
- Programmable loop-optimization controls （对比 ADF4153BRU-REEL7)
设计说明
Use a continuous ground plane and place the loop-filter components close to the relevant charge-pump and interface pins. Keep the reference clock route short, impedance-controlled, and isolated from the RF feedback and VCO-output paths. The supplied evidence does not provide a manufacturer reference layout, so follow the official ADF4106 datasheet recommendations and validate the final stack-up with RF and loop-stability simulations.
Separate the 3.3 V device supply from the external VP charge-pump rail where the loop requires extended tuning voltage. Check VP operating and absolute-maximum limits in the official datasheet before selecting components. Place stable decoupling close to the supply pins and use separate return-current paths so reference, digital, charge-pump, and RF currents do not share a narrow impedance.
Calculate every required output frequency from the integer-N relationship among reference frequency, R divider, prescaler, A counter, and B counter before laying out the PCB. Programmable charge-pump current and anti-backlash pulse width help optimize the closed loop, but the values depend on VCO gain, loop bandwidth, reference phase noise, and target lock behavior. Simulate both lock acquisition and channel switching.
Do not treat a PLL with a similar frequency range or package as a drop-in replacement without checking every pin and software register. The supplied cross-reference results mention ADF4110BRU, ADF4153BRU-REEL7, and ADF4156BRUZ, but they do not verify identical pinout, register maps, electrical limits, or loop interfaces. Functional equivalence and a shared TSSOP outline are insufficient evidence for PCB reuse.
合规信息
The supplied verified data does not state RoHS, REACH, lead-free, halogen-free, conflict-minerals, or automotive qualification status. Compliance fields remain unknown rather than inferred.
